// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/test/values_test_util.h"

#include <memory>

#include "base/json/json_reader.h"
#include "base/strings/string_number_conversions.h"
#include "base/values.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace base {

void ExpectDictBooleanValue(bool expected_value,
    const DictionaryValue& value,
    const std::string& key)
{
    bool boolean_value = false;
    EXPECT_TRUE(value.GetBoolean(key, &boolean_value)) << key;
    EXPECT_EQ(expected_value, boolean_value) << key;
}

void ExpectDictDictionaryValue(const DictionaryValue& expected_value,
    const DictionaryValue& value,
    const std::string& key)
{
    const DictionaryValue* dict_value = NULL;
    EXPECT_TRUE(value.GetDictionary(key, &dict_value)) << key;
    EXPECT_TRUE(Value::Equals(dict_value, &expected_value)) << key;
}

void ExpectDictIntegerValue(int expected_value,
    const DictionaryValue& value,
    const std::string& key)
{
    int integer_value = 0;
    EXPECT_TRUE(value.GetInteger(key, &integer_value)) << key;
    EXPECT_EQ(expected_value, integer_value) << key;
}

void ExpectDictListValue(const ListValue& expected_value,
    const DictionaryValue& value,
    const std::string& key)
{
    const ListValue* list_value = NULL;
    EXPECT_TRUE(value.GetList(key, &list_value)) << key;
    EXPECT_TRUE(Value::Equals(list_value, &expected_value)) << key;
}

void ExpectDictStringValue(const std::string& expected_value,
    const DictionaryValue& value,
    const std::string& key)
{
    std::string string_value;
    EXPECT_TRUE(value.GetString(key, &string_value)) << key;
    EXPECT_EQ(expected_value, string_value) << key;
}

void ExpectStringValue(const std::string& expected_str,
    StringValue* actual)
{
    std::unique_ptr<StringValue> scoped_actual(actual);
    std::string actual_str;
    EXPECT_TRUE(scoped_actual->GetAsString(&actual_str));
    EXPECT_EQ(expected_str, actual_str);
}

namespace test {

    std::unique_ptr<Value> ParseJson(base::StringPiece json)
    {
        std::string error_msg;
        std::unique_ptr<Value> result = base::JSONReader::ReadAndReturnError(
            json, base::JSON_ALLOW_TRAILING_COMMAS, NULL, &error_msg);
        if (!result) {
            ADD_FAILURE() << "Failed to parse \"" << json << "\": " << error_msg;
            result = Value::CreateNullValue();
        }
        return result;
    }

} // namespace test
} // namespace base
